| A. keep off the grass B. help old people C. go home late D. cross the street E. do housework |
| A. Help old people. B. Don’t litter everywhere. C. Get up late in the morning. D. Show me that pair of trousers, please. E. Don’t be late for school. F. Keep your room clean and tidy. G. Hand in your homework on time. H. Study hard. |
Peter wants to be a good student at school, a good boy at home, and a good citizen (公民) in society (社会). What should he do and what shouldn’t he do? Can you tell him?
| A．must cross the road | B．can cross the street | C．mustn’t cross the street |
| A．Wait for the green light. | B．Don’t pick the flowers. | C．Be quiet. |
| A．across | B．cross | C．crossing |
Every school h
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